CVE-2025-1713

deadlock potential with VT-d and legacy PCI device pass-through

Description

When setting up interrupt remapping for legacy PCI(-X) devices, including PCI(-X) bridges, a lookup of the upstream bridge is required. This lookup, itself involving acquiring of a lock, is done in a context where acquiring that lock is unsafe. This can lead to a deadlock.

Remediation

Workaround:

  • Avoiding the passing through of the affected device types will avoid the vulnerability.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.04%
Affected: Xen Xen
Published at:
Updated at:

References

Link Tags
https://xenbits.xenproject.org/xsa/advisory-467.html
http://www.openwall.com/lists/oss-security/2025/02/27/1
http://www.openwall.com/lists/oss-security/2025/02/27/3
http://www.openwall.com/lists/oss-security/2025/02/28/1
http://xenbits.xen.org/xsa/advisory-467.html

Frequently Asked Questions

What is the severity of CVE-2025-1713?
CVE-2025-1713 has been scored as a high severity vulnerability.
How to fix CVE-2025-1713?
As a workaround for remediating CVE-2025-1713: Avoiding the passing through of the affected device types will avoid the vulnerability.
Is CVE-2025-1713 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-1713 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-1713?
CVE-2025-1713 affects Xen Xen.
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